*{
    margin: 0;

}
.top{
    background-color: aquamarine;
    width: 100%;
    height: 50px;
    background-image:url('/img/j2.png');
    background-position: 0px -50px;
}
.navibar{
    background-color: yellow;
    width: 100%;
    height: 30px;
    background-image: url('/img/j1.png');
}
.left {
    background-color: red;
    width: 20%;
    height: 300px;
    float: left;
}
.center {
    background-color: blueviolet;
    width: 60%;
    height: 300px;
    float: left;
}
.right {
    background-color: burlywood;
    width: 20%;
    height: 300px;
    float: left;
}
.footer{
    background-color: aquamarine;
    width: 100%;
    height: 30px;
    clear: both;
    text-align: center;
}